title: Clinical study of foreign metal bodies in the airways.
mesh_terms: D000293:Adolescent; D000328:Adult; D001980:Bronchi; D002648:Child; D002675:Child, Preschool; D005260:Female; D005547:Foreign Bodies / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D007223:Infant; D008297:Male; D008670:Metals; D008875:Middle Aged; D014132:Trachea
chemical_list: D008670:Metals